// GYWalkAidsDlg.cpp : implementation file
//

#include "StdAfx.h"
#include "../Frame/GYWalkAidApp.h"
#include "GYWalkAidDlg.h"
#include "../Common/GYDataSet.h"
#include "../Common/CommonFun.h"
#include "../Frame/About.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CGYWalkAidDlg dialog
CGYWalkAidDlg::CGYWalkAidDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CGYWalkAidDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CGYWalkAidDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
	m_dwRoleID = 0;
}

void CGYWalkAidDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CGYWalkAidDlg)
	DDX_Control(pDX, IDC_EDIT_USER, m_edtUser);
	DDX_Control(pDX, IDC_EDIT_PASSWORD, m_edtPassword);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CGYWalkAidDlg, CDialog)
	//{{AFX_MSG_MAP(CGYWalkAidDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDB_LOGIN, OnLogin)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CGYWalkAidDlg message handlers

BOOL CGYWalkAidDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	CString strUser = GetConfigValue(_T("LastLoginName"));
	if(strUser.GetLength() > 0)
	{
		m_edtUser.SetWindowText(strUser);
		m_edtPassword.SetFocus();
	}
	else
	{
		m_edtUser.SetFocus();
	}
	
	
	return FALSE;  // return TRUE  unless you set the focus to a control
}

void CGYWalkAidDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CGYWalkAidDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CGYWalkAidDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CGYWalkAidDlg::OnLogin()
{
	CString strUser = m_edtUser.GetControlData();
	CString strPassword = m_edtPassword.GetControlData(FALSE, FALSE);

	if(strUser.IsEmpty() || strPassword.IsEmpty())
	{
		GYMsgBox(IDS_USER_PWD_EMPTY, MB_ICONSTOP|MB_OK);
		return;
	}

	CString strSQL;
	strSQL.Format(_T("SELECT RoleID, RealName, UserPassword FROM UserInfo WHERE UserName='%s'"), strUser);

	CGYDataSet userInfo;
	userInfo.OpenTable(strSQL);

	BOOL bPwdCorrect = FALSE;
	if(!userInfo.IsEOF())
	{
		CString strPasswordFromDB;
		userInfo.GetFieldValue(_T("UserPassword"), strPasswordFromDB);

		CString strEncryptedPassword = EncryptString(strPassword);
		if(strEncryptedPassword == strPasswordFromDB)
			bPwdCorrect = TRUE;
	}

	if(!bPwdCorrect)
	{
		GYMsgBox(IDS_USER_PWD_ERROR, MB_OK|MB_ICONSTOP);
		m_edtPassword.SetWindowText(_T(""));
		return;
	}

	CString strRoldID;
	userInfo.GetFieldValue(_T("RoleID"), strRoldID);
	m_dwRoleID = _ttoi(strRoldID);
	userInfo.GetFieldValue(_T("RealName"), m_strRealName);

	m_strLoginUser = m_edtUser.GetControlData(TRUE, FALSE);
	SetConfigValue(_T("LastLoginName"), strUser);
	EndDialog(IDOK);
}

CString CGYWalkAidDlg::GetLoginUser()
{
	return m_strLoginUser;
}

void CGYWalkAidDlg::SetLoginUser(CString strUser)
{
	m_strLoginUser = strUser;
}
